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Ko-ken Tool Co., Ltd.

Ko-ken has stood for high-quality hand tools „Made in Japan“ for decades. The brand is known worldwide for precise manufacturing, durable materials and outstanding workmanship. In sockets and impact tools in particular, Ko-ken is the benchmark for professional use in industry, workshops and mobility.

Discover the tools from Ko-ken – built for everyone who relies on absolute reliability and precision.

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3/8″ Crank Ratchet, P-Type

Item no.: 3774P-SR

The Ko-ken Crank Ratchet combines high rotational speed with maximum control.

Thanks to the S.O.D.H-System®, the pawls are firmly anchored…

€ 124,80

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3/8″ Crank Ratchet, P-Type

3/8″ Swivel Head Ratchet, J-Type

Item no.: 3776J

The J-Type swivel head ratchet enables flexible operation thanks to its pivoting head, making it easier to reach fasteners in…

€ 150,70

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3/8" Swivel Head Ratchet, J-Type

3/8″ Flexible Ratchet Handles with locking joint, P-Type

Item no.: 3774PL

Flexible Ratchet Handles with locking joint in P-type design offer versatile application options and high control during work. The joint…

€ 106,00

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3/8" Flexible Ratchet Handle with locking joint, P-Type

3/8″ Flexible Ratchet Handle, P-Type

Item no.: 3774PS

Flexible Ratchet Handle in P-Type design with a polished handle for comfortable and safe operation. The flexible ratchet head enables…

€ 83,75

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3/8'' Flexible Ratchet Handle, P-Type

3/8″ Flexible Ratchet Handle with locking joint, N-Type

Item no.: 3774NL

The N-Type Flexible Ratchet Handle with locking joint offers versatile applications and high control. The joint can be locked in…

€ 100,60

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3/8" Flexible Ratchet Handle with locking joint, P-Type

3/8″ Flexible Ratchet Handle (long), P-Type

Item no.: 3774P

This long P-Type Flexible Ratchet Handle enables precise and powerful work, even in hard-to-reach areas. The flexible ratchet head ensures…

€ 81,60

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3/8" Flexible Ratchet Handle (long), P-Type

3/8″ Flexible Ratchet Handle (long) with Release Button, P-Type

Item no.: 3774PB

Long flexible ratchet handle with release button and P-type mechanism enables precise and powerful work even in hard-to-reach areas. The…

€ 90,55

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3/8'' Flexible Ratchet Handle (long) with release button, P-Type

3/8″ Flexible Ratchet Handles (long), N-Type

Item no.: 3774N

Long N-Type Flexible Ratchet Handles with a knurled grip for a secure hold and comfortable working.

€ 81,60

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3/8" Flexible Ratchet (long), N-Type

3/8″ Flexible Ratchet Handle (long) with release button, N-Type

Item no.: 3774NB

Long Flexible Ratchet Handle in N-Type design with release button and knurled handle for a secure grip and comfortable working.

€ 87,75

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3/8'' Flexible Ratchet Handle (long) with release button, P-Type

1/2″ Hexagon Bit Socket (inch), 60 mm

Item no.: 4010A-60

Precise Bit Sockets for tightening and loosening 6-point opening FLAT DRIVE screws.

from € 11,60

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1/2" Hexagon Bit Socket, 50 mm

1/2″ Slotted bit socket, 60 mm

Item no.: 4005-60

Slotted bit sockets for ratchets, ideal for precise loosening and tightening of slotted screws. Robust design for a secure grip…

from € 13,40

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1/2" Slotted bit socket, 60 mm

1/2″ Hexagon Bit Set (inch), 10-piece set on rail holder, 60 mm

Item no.: RS4010A/10-L60

The Ko-ken Bit Set in inch sizes offers precise fit and reliable torque transfer. Ideal for accurate, safe work and…

€ 127,70

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1/2″ Hexagon Bit Set, 10-piece set on rail holder

1/2″ Hexagon Bit Socket, 160 mm

Item no.: 4010M-160

Precision Bit Sockets for tightening and loosening 6-point opening FLAT DRIVE screws.

from € 13,05

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1/2" Hexagon bit socket, 160 mm

1/2″ Hexagon bit socket, 100 mm

Item no.: 4010M-100

The Ko-ken Bit is equipped with a Hexagon insert.

from € 11,05

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1/2" Hexagon bit socket, 160 mm

1/2″ Hexagon Bit Socket, 50 mm

Item no.: 4010M-50

Precision Bit Sockets for tightening and loosening 6-point opening FLAT DRIVE screws.

from € 9,60

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1/2" Hexagon Bit Socket, 50 mm

1/2″ Hexagon Bit set, 10-piece set on holding rail, 50 mm

Item no.: RS4010M/10-L50

This Ko-ken Bit set impresses with an exact fit and reliable torque transfer. Ideal for precise, safe work and designed…

€ 104,30

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1/2″ Hexagon Bit Set, 10-piece set on rail holder

1/2″ Hexagon Bit Socket, 75 mm

Item no.: 4010M-75

Precise Bit Sockets for tightening and loosening 6-point opening FLAT DRIVE screws.

from € 10,15

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1/2'' Hexagon Bit Socket, 75 mm

1/2″ Hexagon Bit set, 10-piece set on holding rail, 75 mm

Item no.: RS4010M/10-L75

The Ko-ken Bit set impresses with an exact fit and reliable torque transfer. Ideal for precise, safe work and designed…

€ 108,25

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1/2″ Hexagon Bit Set, 10-piece set on rail holder

1/2″ Hexagon Bit Socket (inch), 43 mm

Item no.: 4012A-43

Precise Bit Socket for tightening and loosening 6-point opening FLAT DRIVE screws. Important: Bits of type 4012A/M are exclusively intended…

from € 12,45

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1/2" Hexagon Bit Socket (inch), 75 mm

1/2″ Hexagon Bit Socket (inch), 100 mm

Item no.: 4012A-100

Precision Bit Socket for tightening and loosening 6-point opening FLAT DRIVE screws. Important: Bits of type 4012A/M are intended for…

from € 19,05

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1/2" Hexagon Bit Socket (inch), 75 mm

1/2″ Hexagon Bit Socket (inch), 60 mm

Item no.: 4012A-60

Precision bit socket for tightening and loosening 6-point opening FLAT DRIVE screws. Important: Type 4012A/M bits are designed for hand…

from € 13,05

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1/2" Hexagon Bit Socket (inch), 75 mm

1/2″ Hexagon Bit set (inch), 10-piece set on holding rail, 60 mm

Item no.: RS4012A/10-L60

This Ko-ken Bit set impresses with an exact fit and reliable torque transfer. Ideal for precise, safe work and designed…

€ 132,90

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1/2″ Hexagon Bit set (inch), 10-piece set on holding rail

1/2″ Hexagon Bit Socket (inch), 75 mm

Item no.: 4012A-75

Precise Bit Socket for tightening and loosening 6-point opening FLAT DRIVE screws. Important: 4012A/M type bits are intended exclusively for…

from € 14,15

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1/2" Hexagon Bit Socket (inch), 75 mm

1/2″ Hexagon Bit Socket, 100 mm

Item no.: 4012M-100

Precise Bit Socket for tightening and loosening hex socket screws. Important: Bits of type 4012A/M are exclusively intended for manual…

from € 18,15

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1/2" Hexagon Bit Socket, 100 mm

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Input drive

Input drive
  • 1/2" (15)
  • 1/4" (9)
  • 3/8" (9)

Input drive profile

Input drive profile
  • External Square (37)
  • Handle (10)
  • Internal Square (2)

Output size

Output size
  • 3/8" (16)
  • 1/2" (15)
  • 1/4" (8)

Output profile

Output profile
  • External Square (47)